class ConnectionSetupRequest(rq.GetAttrData): _request = rq.Struct(rq.Set('byte_order', 1, (0x42, 0x6c)), rq.Pad(1), rq.Card16('protocol_major'), rq.Card16('protocol_minor'), rq.LengthOf('auth_prot_name', 2), rq.LengthOf('auth_prot_data', 2), rq.Pad(2), rq.String8('auth_prot_name'), rq.String8('auth_prot_data')) _reply = rq.Struct(rq.Card8('status'), rq.Card8('reason_length'), rq.Card16('protocol_major'), rq.Card16('protocol_minor'), rq.Card16('additional_length')) _success_reply = rq.Struct( rq.Card32('release_number'), rq.Card32('resource_id_base'), rq.Card32('resource_id_mask'), rq.Card32('motion_buffer_size'), rq.LengthOf('vendor', 2), rq.Card16('max_request_length'), rq.LengthOf('roots', 1), rq.LengthOf('pixmap_formats', 1), rq.Card8('image_byte_order'), rq.Card8('bitmap_format_bit_order'), rq.Card8('bitmap_format_scanline_unit'), rq.Card8('bitmap_format_scanline_pad'), rq.Card8('min_keycode'), rq.Card8('max_keycode'), rq.Pad(4), rq.String8('vendor'), rq.List('pixmap_formats', PixmapFormat), rq.List('roots', Screen), ) def __init__(self, display, *args, **keys): self._binary = apply(self._request.to_binary, args, keys) self._data = None # Don't bother about locking, since no other threads have # access to the display yet display.request_queue.append((self, 1)) # However, we must lock send_and_recv, but we don't have # to loop. display.send_recv_lock.acquire() display.send_and_recv(request=-1)
class AllocNamedColor(rq.ReplyRequest): _request = rq.Struct( rq.Opcode(85), rq.Pad(1), rq.RequestLength(), rq.Colormap('cmap'), rq.LengthOf('name', 2), rq.Pad(2), rq.String8('name'), ) _reply = rq.Struct( rq.ReplyCode(), rq.Pad(1), rq.Card16('sequence_number'), rq.ReplyLength(), rq.Card32('pixel'), rq.Card16('exact_red'), rq.Card16('exact_green'), rq.Card16('exact_blue'), rq.Card16('screen_red'), rq.Card16('screen_green'), rq.Card16('screen_blue'), rq.Pad(8), )
class OpenFont(rq.Request): _request = rq.Struct( rq.Opcode(45), rq.Pad(1), rq.RequestLength(), rq.Font('fid'), rq.LengthOf('name', 2), rq.Pad(2), rq.String8('name'), )
class StoreNamedColor(rq.Request): _request = rq.Struct( rq.Opcode(90), rq.Card8('flags'), rq.RequestLength(), rq.Colormap('cmap'), rq.Card32('pixel'), rq.LengthOf('name', 2), rq.Pad(2), rq.String8('name'), )
class ImageText8(rq.Request): _request = rq.Struct( rq.Opcode(76), rq.LengthOf('string', 1), rq.RequestLength(), rq.Drawable('drawable'), rq.GC('gc'), rq.Int16('x'), rq.Int16('y'), rq.String8('string'), )
class GetAtomName(rq.ReplyRequest): _request = rq.Struct(rq.Opcode(17), rq.Pad(1), rq.RequestLength(), rq.Card32('atom')) _reply = rq.Struct( rq.ReplyCode(), rq.Pad(1), rq.Card16('sequence_number'), rq.ReplyLength(), rq.LengthOf('name', 2), rq.Pad(22), rq.String8('name'), )
class PutImage(rq.Request): _request = rq.Struct( rq.Opcode(72), rq.Set('format', 1, (X.XYBitmap, X.XYPixmap, X.ZPixmap)), rq.RequestLength(), rq.Drawable('drawable'), rq.GC('gc'), rq.Card16('width'), rq.Card16('height'), rq.Int16('dst_x'), rq.Int16('dst_y'), rq.Card8('left_pad'), rq.Card8('depth'), rq.Pad(2), rq.String8('data'), )
class InternAtom(rq.ReplyRequest): _request = rq.Struct( rq.Opcode(16), rq.Bool('only_if_exists'), rq.RequestLength(), rq.LengthOf('name', 2), rq.Pad(2), rq.String8('name'), ) _reply = rq.Struct( rq.ReplyCode(), rq.Pad(1), rq.Card16('sequence_number'), rq.ReplyLength(), rq.Card32('atom'), rq.Pad(20), )
class ListFonts(rq.ReplyRequest): _request = rq.Struct( rq.Opcode(49), rq.Pad(1), rq.RequestLength(), rq.Card16('max_names'), rq.LengthOf('pattern', 2), rq.String8('pattern'), ) _reply = rq.Struct( rq.ReplyCode(), rq.Pad(1), rq.Card16('sequence_number'), rq.ReplyLength(), rq.LengthOf('fonts', 2), rq.Pad(22), rq.List('fonts', rq.Str), )
class QueryExtension(rq.ReplyRequest): _request = rq.Struct( rq.Opcode(98), rq.Pad(1), rq.RequestLength(), rq.LengthOf('name', 2), rq.Pad(2), rq.String8('name'), ) _reply = rq.Struct( rq.ReplyCode(), rq.Pad(1), rq.Card16('sequence_number'), rq.ReplyLength(), rq.Card8('present'), rq.Card8('major_opcode'), rq.Card8('first_event'), rq.Card8('first_error'), rq.Pad(20), )
class GetImage(rq.ReplyRequest): _request = rq.Struct( rq.Opcode(73), rq.Set('format', 1, (X.XYPixmap, X.ZPixmap)), rq.RequestLength(), rq.Drawable('drawable'), rq.Int16('x'), rq.Int16('y'), rq.Card16('width'), rq.Card16('height'), rq.Card32('plane_mask'), ) _reply = rq.Struct( rq.ReplyCode(), rq.Card8('depth'), rq.Card16('sequence_number'), rq.ReplyLength(), rq.Card32('visual'), rq.Pad(20), rq.String8('data'), )
class LookupColor(rq.ReplyRequest): _request = rq.Struct( rq.Opcode(92), rq.Pad(1), rq.RequestLength(), rq.Colormap('cmap'), rq.LengthOf('name', 2), rq.Pad(2), rq.String8('name'), ) _reply = rq.Struct( rq.ReplyCode(), rq.Pad(1), rq.Card16('sequence_number'), rq.ReplyLength(), rq.Card16('exact_red'), rq.Card16('exact_green'), rq.Card16('exact_blue'), rq.Card16('screen_red'), rq.Card16('screen_green'), rq.Card16('screen_blue'), rq.Pad(12), )
class ListFontsWithInfo(rq.ReplyRequest): _request = rq.Struct( rq.Opcode(50), rq.Pad(1), rq.RequestLength(), rq.Card16('max_names'), rq.LengthOf('pattern', 2), rq.String8('pattern'), ) _reply = rq.Struct( rq.ReplyCode(), rq.LengthOf('name', 1), rq.Card16('sequence_number'), rq.ReplyLength(), rq.Object('min_bounds', structs.CharInfo), rq.Pad(4), rq.Object('max_bounds', structs.CharInfo), rq.Pad(4), rq.Card16('min_char_or_byte2'), rq.Card16('max_char_or_byte2'), rq.Card16('default_char'), rq.LengthOf('properties', 2), rq.Card8('draw_direction'), rq.Card8('min_byte1'), rq.Card8('max_byte1'), rq.Card8('all_chars_exist'), rq.Int16('font_ascent'), rq.Int16('font_descent'), rq.Card32('replies_hint'), rq.List('properties', structs.FontProp), rq.String8('name'), ) # Somebody must have smoked some really wicked weed when they # defined the ListFontsWithInfo request: # The server sends a reply for _each_ matching font... # It then sends a special reply (name length == 0) to indicate # that there are no more fonts in the reply. # This means that we have to do some special parsing to see if # we have got the end-of-reply reply. If we haven't, we # have to reinsert the request in the front of the # display.sent_request queue to catch the next response. # Bastards. def __init__(self, *args, **keys): self._fonts = [] apply(ReplyRequest.__init__, (self, ) + args, keys) def _parse_response(self, data): if ord(data[1]) == 0: self._response_lock.acquire() self._data = self._fonts del self._fonts self._response_lock.release() return r, d = self._reply.parse_binary(data) self._fonts.append(r) self._display.sent_requests.insert(0, self) # Override the default __getattr__, since it isn't usable for # the list reply. Instead provide a __getitem__ and a __len__. def __getattr__(self, attr): raise AttributeError(attr) def __getitem__(self, item): return self._data[item] def __len__(self): return len(self._data)